Answer:
D. a = m + 30
Step-by-step explanation:
It's not A, because that would be dividing Malik's score in half to get Alexia's score.
B only works for the first line.
C is adding 10 to Malik's score, and the difference is greater than that...it's 30 points.
S = 40w + 450
Use the following formula:
slope:
Let:
Plug in the corresponding numbers to the corresponding variables:
is your answer.
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wht grade
<H = 38